Rainforests, earthquakes and liquid glass...

People have been riding on, eating and drinking the milk of horses for over 5,000 years; why the Amazon forest might become a carbon criminal; how...
12 March 2009
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We explore archaeologists' revelation that people have been riding on, eating and drinking the milk of horses for over 5,000 years; why the Amazon forest might become a carbon criminal; how marine organisms produce laughing gas; how a mutated gene has been linked to pancreatic cancer; how observations from space provide information on how the ground recovers after an earthquake. Plus in 'Stuff and Non-Science', are old glass windows thicker at the bottom because glass is a liquid?

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